(0 19 1)(2 9 6)(3 17 5)(4 16 8)(7 12 10)(11 15 13)(14 20 18)
ALLOWS (11/8)-SEQUENCE
1: (4 16 19)
(0 19 8 4 1)(2 9 6)(3 17 5)(7 12 10)(11 15 13)(14 20 18)(16)
2: (14 20 18)
(0 19 8 4 1)(2 9 6)(3 17 5)(7 12 10)(11 15 13)(14)(16)(18)(20)
3: (0 19 8)
(0 4 1)(2 9 6)(3 17 5)(7 12 10)(8)(11 15 13)(14)(16)(18)(19)(20)
4: (3 17 5)
(0 4 1)(2 9 6)(3)(5)(7 12 10)(8)(11 15 13)(14)(16)(17)(18)(19)(20)